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Elasticsearch subproject :server
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.cluster.coordination;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.transport.TransportRequest;
import java.io.IOException;
import java.util.Optional;
public class JoinRequest extends TransportRequest {
private final DiscoveryNode sourceNode;
private final Optional optionalJoin;
public JoinRequest(DiscoveryNode sourceNode, Optional optionalJoin) {
assert optionalJoin.isPresent() == false || optionalJoin.get().getSourceNode().equals(sourceNode);
this.sourceNode = sourceNode;
this.optionalJoin = optionalJoin;
}
public JoinRequest(StreamInput in) throws IOException {
super(in);
sourceNode = new DiscoveryNode(in);
optionalJoin = Optional.ofNullable(in.readOptionalWriteable(Join::new));
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
sourceNode.writeTo(out);
out.writeOptionalWriteable(optionalJoin.orElse(null));
}
public DiscoveryNode getSourceNode() {
return sourceNode;
}
public Optional getOptionalJoin() {
return optionalJoin;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof JoinRequest)) return false;
JoinRequest that = (JoinRequest) o;
if (!sourceNode.equals(that.sourceNode)) return false;
return optionalJoin.equals(that.optionalJoin);
}
@Override
public int hashCode() {
int result = sourceNode.hashCode();
result = 31 * result + optionalJoin.hashCode();
return result;
}
@Override
public String toString() {
return "JoinRequest{" +
"sourceNode=" + sourceNode +
", optionalJoin=" + optionalJoin +
'}';
}
}